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iwlwifi: read multiple MAC addresses

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Some devices may have multiple MAC
addresses in their EEPROM, read them
and advertise them to cfg80211.

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Wey-Yi Guy 2010-07-15 05:58:30 -07:00
parent 0bc5774f4e
commit c6fa17ed3f
3 changed files with 16 additions and 5 deletions
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17
drivers/net/wireless/iwlwifi/iwl-agn.c
View File

@ -3932,8 +3932,7 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
struct ieee80211_hw *hw;
struct iwl_cfg *cfg = (struct iwl_cfg *)(ent->driver_data);
unsigned long flags;
u16 pci_cmd;
u8 perm_addr[ETH_ALEN];
u16 pci_cmd, num_mac;
/************************
* 1. Allocating HW data
@ -4051,9 +4050,17 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
goto out_free_eeprom;
/* extract MAC Address */
iwl_eeprom_get_mac(priv, perm_addr);
IWL_DEBUG_INFO(priv, "MAC address: %pM\n", perm_addr);
SET_IEEE80211_PERM_ADDR(priv->hw, perm_addr);
iwl_eeprom_get_mac(priv, priv->addresses[0].addr);
IWL_DEBUG_INFO(priv, "MAC address: %pM\n", priv->addresses[0].addr);
priv->hw->wiphy->addresses = priv->addresses;
priv->hw->wiphy->n_addresses = 1;
num_mac = iwl_eeprom_query16(priv, EEPROM_NUM_MAC_ADDRESS);
if (num_mac > 1) {
memcpy(priv->addresses[1].addr, priv->addresses[0].addr,
ETH_ALEN);
priv->addresses[1].addr[5]++;
priv->hw->wiphy->n_addresses++;
}
/************************
* 5. Setup HW constants

3
drivers/net/wireless/iwlwifi/iwl-dev.h
View File

@ -1154,6 +1154,9 @@ struct iwl_priv {
u32 hw_wa_rev;
u8 rev_id;
/* EEPROM MAC addresses */
struct mac_address addresses[2];
/* uCode images, save to reload in case of failure */
int fw_index; /* firmware we're trying to load */
u32 ucode_ver; /* version of ucode, copy of

1
drivers/net/wireless/iwlwifi/iwl-eeprom.h
View File

@ -402,6 +402,7 @@ struct iwl_eeprom_calib_info {
#define EEPROM_WOWLAN_MODE (2*0x47) /* 2 bytes */
#define EEPROM_RADIO_CONFIG (2*0x48) /* 2 bytes */
#define EEPROM_3945_M_VERSION (2*0x4A) /* 1 bytes */
#define EEPROM_NUM_MAC_ADDRESS (2*0x4C) /* 2 bytes */
/* The following masks are to be applied on EEPROM_RADIO_CONFIG */
#define EEPROM_RF_CFG_TYPE_MSK(x) (x & 0x3) /* bits 0-1 */